Detailed Description  This kind of home appliance work with faucet to provide you hot and cold water more conveniently. Specifications: 1. Size: 240*240*80mm 2. Power rating: 800W-4000W 3. Voltage: 220-240v 4. Water output: 2-6 L/M Features: 1. Instant: Used together with mixer to provide hot water as soon as the water and electricity is on without pre-heating. 2. Safe: Over-temperature protector (60degree centigrade), dry-heating protector, RCD and electricity isolation wall provide you safe bath. 3. Durable: Thick red copper inner tank is durable. High quality electronic heating pipe heats equally, stably and quickly. 4. Energy-saving: Use factor of hot water can reach 99.99% compared with storage-type ones in the same oven. 5. Convenient: Can be installed as you like because of the small size. Adjust temperature within 30-50 degree centigrade as you like. Adjust temperature according to different to different seasons, save water, save power and save money